UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Xbn/kkf7vStWbW7c96FC19rpPpJJCybI2fUWqOmI/t0=' 
WHERE 
  key_id = 'a40caa681d87c123ce5e9b7d20d25bccb52875072d824dca8f9503198f919085' 
  AND (
    token = 'Xbn/kkf7vStWbW7c96FC19rpPpJJCybI2fUWqOmI/t0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )